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Is there a “weekend effect” in adenoma detection rate?A single-center retrospective study

Author

Listed:
  • Baorang Cai
  • Bijuan Lin
  • Conghua Song
  • Zhizhong Lu
  • Xinxiang Huang
  • Dongsheng Chen
  • Dongdong Lv
  • Huifeng Wu
  • Lijuan Zheng
  • Yuxiang Wang
  • Chenxing Jian
  • Chao Zhong Huang

Abstract

Background: The “weekend effect”—inferior patient outcomes on weekends—has been reported across healthcare. Its impact on colonoscopy quality, particularly the adenoma detection rate (ADR), a key predictor of colorectal cancer risk, has not been fully established. This study investigated whether a weekend effect exists for ADR in a large cohort and analyzed potential contributing factors. Methods: This single-center retrospective study included consecutive patients undergoing colonoscopy from January 2022 to December 2023. Patients were categorized into Weekend (Saturday/Sunday) and Weekday (Monday-Friday) groups. The primary outcome was ADR (proportion with ≥1 adenoma). Data on demographics, withdrawal time, Boston Bowel Preparation Scale (BBPS), and endoscopist experience (Junior

Suggested Citation

  • Baorang Cai & Bijuan Lin & Conghua Song & Zhizhong Lu & Xinxiang Huang & Dongsheng Chen & Dongdong Lv & Huifeng Wu & Lijuan Zheng & Yuxiang Wang & Chenxing Jian & Chao Zhong Huang, 2026. "Is there a “weekend effect” in adenoma detection rate?A single-center retrospective study," PLOS ONE, Public Library of Science, vol. 21(4), pages 1-15, April.
    • Handle: RePEc:plo:pone00:0345613
    DOI: 10.1371/journal.pone.0345613
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